The sum of the angle measures of the polygon is 540°. Write and solve an equation to find the value of x. An equation is =540​
The solution is x=

What is the definition of exponential decay?

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After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?